Craig Topper ff07361fdf
[TargetLowering] In expandDIVREMByConstant, combine shift by trailing zeros with chunk shifts. (#188086)
This reduces the number of generated instructions in some cases.

While I was there, I changed an Add to a Disjoint OR since DAGCombine
was going to do it anyway.
2026-03-24 07:57:58 -07:00
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